Park Tool SW-42 Four-sided Spoke Wrench AI the insert has been designed

the insert has been designed to be cut according to the desired wheel diameter

Sold individually

SnakeSkin: The SnakeSkin side fabric guarantees additional cut-proof side walls and thus increases puncture resistance

Secret Chain Blend is the only hot wax lubricant to have a specifically matched and compatible drip wax which can be used to 'top off' the wax as needed

Park Tool SW-42 Four-sided Spoke Wrench AI the insert has been designedUnique four sided design provides extra strength and support and helps prevent slipping and deformation of aluminum nipples. Uses the same world famous design and high quality materials as our three sided spoke wrenches. Specifications Four sided Sized for 0. 136" (3. 45mm) nipples Same size as the SW 2 (red) Fits common Edco, Wheelsmith and DT square nipples, among others